FR1147187A - Process for combining sulphite and sulphate pulp treatments - Google Patents

Process for combining sulphite and sulphate pulp treatments

Info

Publication number
FR1147187A
FR1147187A FR1147187DA FR1147187A FR 1147187 A FR1147187 A FR 1147187A FR 1147187D A FR1147187D A FR 1147187DA FR 1147187 A FR1147187 A FR 1147187A
Authority
FR
France
Prior art keywords
sulphite
combining
sulphate pulp
pulp treatments
treatments
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sonoco Products Co
Original Assignee
Sonoco Products Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sonoco Products Co filed Critical Sonoco Products Co
Application granted granted Critical
Publication of FR1147187A publication Critical patent/FR1147187A/en
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0014—Combination of various pulping processes with one or several recovery systems (cross-recovery)
FR1147187D 1955-05-19 1956-03-08 Process for combining sulphite and sulphate pulp treatments Expired FR1147187A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US509694A US2974081A (en) 1955-05-19 1955-05-19 Method for integrating sodium based sulfite and sulfate pulping processes

Publications (1)

Publication Number Publication Date
FR1147187A true FR1147187A (en) 1957-11-20

Family

ID=24027717

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1147187D Expired FR1147187A (en) 1955-05-19 1956-03-08 Process for combining sulphite and sulphate pulp treatments

Country Status (3)

Country Link
US (1) US2974081A (en)
DE (1) DE1100449B (en)
FR (1) FR1147187A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4282323A (en) * 1979-10-09 1981-08-04 E. I. Du Pont De Nemours And Company Removal and concentration of lower molecular weight organic acids from dilute solutions

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1017320A (en) * 1911-01-27 1912-02-13 Erik Ludvig Rinman Process of treating waste liquors from soda-pulp mills.
US1298479A (en) * 1918-07-23 1919-03-25 West Virginia Pulp & Paper Company Process for the treatment of waste liquors from soda pulp processes, &c.
US1637515A (en) * 1922-02-07 1927-08-02 Bradley Mckeefe Corp Treatment of residual liquors
US1519508A (en) * 1923-08-18 1924-12-16 Brown Co Interrelated process of and apparatus for producing sulphate and sulphite pulp
US1833313A (en) * 1924-01-14 1931-11-24 Bradley Mckeefe Corp Treatment of residual liquors
US1602553A (en) * 1924-11-11 1926-10-12 Brown Co Process of producing pulp high in resistant crllulose
US1795755A (en) * 1926-09-02 1931-03-10 Bradley Mckeefe Corp Production of chemical pulp
US1859888A (en) * 1927-02-02 1932-05-24 Brown Co Process of regenerating spent alkaline liquor to fresh acid cooking liquor
US1834676A (en) * 1928-05-09 1931-12-01 Bradley Mckeefe Corp Process of producing pulp and treatment of residual liquors
US1867593A (en) * 1929-03-09 1932-07-19 Brown Co Process of chemical fiber liberation
US2459570A (en) * 1947-06-27 1949-01-18 Minneseta And Ontario Paper Co Method of refining sulfate turpentine
US2744927A (en) * 1952-11-28 1956-05-08 Sonoco Products Co Solvent extraction of black liquor
US2714118A (en) * 1953-07-22 1955-07-26 Sonoco Products Co Recovery of chemicals from black liquor

Also Published As

Publication number Publication date
DE1100449B (en) 1961-02-23
US2974081A (en) 1961-03-07

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